/**
 * aiteenporn.site - Main Stylesheet
 * Green/Blue theme with hexagon design elements
 */

/* Base Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Variables */
:root {
  --primary: #4CAF50;
  --primary-light: #81C784;
  --primary-dark: #388E3C;
  --secondary: #2196F3;
  --secondary-light: #64B5F6;
  --secondary-dark: #1976D2;
  --text-dark: #263238;
  --text-medium: #546E7A;
  --text-light: #78909C;
  --background: #FFFFFF;
  --background-alt: #F5F7FA;
  --gray-light: #ECEFF1;
  --white: #FFFFFF;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.1);
  --shadow-md: 0 5px 15px rgba(0,0,0,0.07);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --transition: all 0.3s ease;
  --radius: 8px;
}

/* Typography */
body {
  font-family: 'Roboto', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--background);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.3;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1rem;
  color: var(--text-medium);
}

a {
  color: var(--secondary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--secondary-dark);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.subtitle {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
  color: var(--text-medium);
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  padding: 1rem 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-svg {
  margin-right: 0.75rem;
}

.site-name {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(45deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.main-nav ul {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 2rem;
}

.main-nav a {
  color: var(--text-dark);
  font-weight: 500;
  position: relative;
  padding: 0.5rem 0;
}

.main-nav a:not(.cta-button):after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: var(--transition);
}

.main-nav a:not(.cta-button):hover:after {
  width: 100%;
}

.cta-button {
  background: linear-gradient(45deg, var(--primary), var(--secondary));
  color: var(--white);
  padding: 0.6rem 1.2rem;
  border-radius: 50px;
  font-weight: 500;
  box-shadow: var(--shadow-sm);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--white);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 24px;
  position: relative;
  z-index: 10;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-dark);
  position: absolute;
  transition: var(--transition);
}

.nav-toggle span:first-child {
  top: 0;
}

.nav-toggle span:nth-child(2) {
  top: 50%;
  transform: translateY(-50%);
}

.nav-toggle span:last-child {
  bottom: 0;
}

/* Hero Section */
.hero {
  padding: 8rem 0 5rem;
  background-color: var(--background-alt);
  position: relative;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
}

.hero-content {
  max-width: 540px;
}

.hero-content h1 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(45deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-content p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
}

.button {
  display: inline-block;
  font-weight: 600;
  text-align: center;
  vertical-align: middle;
  border: 1px solid transparent;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  line-height: 1.5;
  border-radius: 50px;
  transition: var(--transition);
  cursor: pointer;
}

.button.primary {
  background: linear-gradient(45deg, var(--primary), var(--secondary));
  color: var(--white);
  box-shadow: var(--shadow-sm);
}

.button.primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  color: var(--white);
}

.button.secondary {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.button.secondary:hover {
  background: var(--primary-light);
  color: var(--white);
  border-color: var(--primary-light);
}

.button.large {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
}

.hero-image svg {
  width: 100%;
  height: auto;
  max-width: 500px;
  filter: drop-shadow(0 10px 20px rgba(76, 175, 80, 0.15));
}

/* Features Section */
.features {
  padding: 5rem 0;
  background: var(--white);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--background-alt);
  padding: 2rem;
  border-radius: var(--radius);
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  height: 100%;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  margin: 0 auto 1.5rem;
  width: 80px;
  height: 80px;
}

.feature-card h3 {
  color: var(--primary-dark);
}

/* Examples Section */
.examples {
  padding: 5rem 0;
  background: linear-gradient(180deg, var(--background-alt) 0%, var(--white) 100%);
}

.example-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.example-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.example-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.example-image {
  height: 200px;
  overflow: hidden;
}

.example-image svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.example-text {
  padding: 1.5rem;
}

.example-text h3 {
  color: var(--secondary-dark);
}

/* How It Works Section */
.how-it-works {
  padding: 5rem 0;
  background: var(--background);
}

.steps {
  max-width: 800px;
  margin: 0 auto;
}

.step {
  display: flex;
  align-items: flex-start;
  margin-bottom: 3rem;
  gap: 1.5rem;
}

.step:last-child {
  margin-bottom: 0;
}

.step-number {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(45deg, var(--primary), var(--secondary));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  flex-shrink: 0;
}

.step-content h3 {
  color: var(--secondary-dark);
}

/* CTA Section */
.cta-section {
  padding: 5rem 0;
  background: linear-gradient(45deg, var(--primary-dark), var(--secondary-dark));
  color: var(--white);
  text-align: center;
}

.cta-section h2 {
  color: var(--white);
  margin-bottom: 1rem;
}

.cta-section p {
  color: rgba(255,255,255,0.9);
  margin-bottom: 2rem;
  font-size: 1.2rem;
}

.cta-block {
  text-align: center;
  margin-top: 3rem;
}

/* Footer */
.footer {
  background: var(--text-dark);
  color: var(--white);
  padding: 5rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.footer-text h3 {
  color: var(--white);
  margin-bottom: 0.5rem;
}

.footer-text p {
  color: rgba(255,255,255,0.7);
  margin-bottom: 0;
}

.footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.footer-column h4 {
  color: var(--white);
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-column h4:after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.footer-column ul {
  list-style: none;
}

.footer-column li {
  margin-bottom: 0.75rem;
}

.footer-column a {
  color: rgba(255,255,255,0.7);
  transition: var(--transition);
}

.footer-column a:hover {
  color: var(--primary-light);
}

.copyright {
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
}

.copyright p {
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* Responsive Styles */
@media (max-width: 992px) {
  h1 {
    font-size: 2.2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-content {
    max-width: 100%;
    order: 2;
  }
  
  .hero-image {
    order: 1;
    margin-bottom: 2rem;
  }
  
  .hero-buttons {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }
  
  .main-nav ul {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    flex-direction: column;
    background: var(--white);
    box-shadow: var(--shadow-lg);
    padding: 5rem 2rem;
    z-index: 9;
    transition: var(--transition);
    justify-content: flex-start;
    gap: 1.5rem;
    overflow-y: auto;
  }
  
  .main-nav ul.active {
    right: 0;
  }
  
  .feature-grid {
    grid-template-columns: 1fr;
  }
  
  .example-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
  }
  
  .step {
    flex-direction: column;
    text-align: center;
  }
  
  .step-number {
    margin: 0 auto 1rem;
  }
}

@media (max-width: 576px) {
  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }
  
  .hero {
    padding-top: 7rem;
  }
  
  .feature-card,
  .example-card {
    padding: 1.5rem;
  }
}